<!--
  Copyright 2020 The Chromium Authors. All rights reserved.
  Use of this source code is governed by a BSD-style license that can be
  found in the LICENSE file.
-->
<!DOCTYPE html>
  <style>
    .grid {
      display: grid;
    }
    .inline-grid {
      display: inline-grid;
    }
    .flex {
      display: flex;
    }
    .inline-flex {
      display: inline-flex;
    }
  </style>
  <div class="grid"></div>
  <div class="inline-grid"></div>
  <div class="flex"></div>
  <div class="inline-flex"></div>
